List Results
Refine Search
Results by Topic
Results on Map
Search Details
Found 145 studies with search of: "Sildenafil"
Hide studies that are not seeking new volunteers.
  Display Options
Rank Status Study
1 Active, not recruiting A Randomized, Multicenter Study of Ambrisentan and Sildenafil Combination Therapy in Subjects With Pulmonary Arterial Hypertension Who Have Demonstrated a Sub-Optimal Response to Sildenafil
Condition: Pulmonary Arterial Hypertension
Interventions: Drug: ambrisentan and sildenafil;   Drug: placebo and sildenafil
2 Completed A Study to Compare the Blood Levels of Sildenafil Following Administration of an Experimental Tablet vs. the Conventional Oral Tablet in Healthy Subjects
Condition: Erectile Dysfunction
Interventions: Drug: Sildenafil;   Drug: Sildenafil;   Drug: Sildenafil
3 Recruiting Does Oral Sildenafil (Viagra) Decrease Mean Pulmonary Artery Pressure After Cardiac Surgery?
Condition: Pulmonary Hypertension
Interventions: Drug: Sildenafil (Viagra);   Drug: Sildenafil;   Drug: Placebo
4 Completed Study to Compare the Blood Levels of Sildenafil Following Administration of an Experimental Tablet vs. the Conventional Oral Tablet in Healthy Subjects.
Condition: Erectile Dysfunction
Interventions: Drug: Sildenafil;   Drug: Sildenafil;   Drug: Sildenafil
5 Recruiting Pulmonary Arterial Hypertension Secondary to Idiopathic Pulmonary Fibrosis And Treatment With Sildenafil
Conditions: Pulmonary Arterial Hypertension;   Idiopathic Pulmonary Fibrosis;   Interstitial Lung Disease;   Pulmonary Hypertension
Interventions: Drug: sildenafil;   Drug: sildenafil
6 Completed A Study to Assess the Efficacy and Safety of 20, 40, and 80mg of Sildenafil Three Times a Day in the Treatment of Pulmonary Arterial Hypertension
Condition: Hypertension, Pulmonary
Interventions: Drug: sildenafil;   Drug: sildenafil;   Drug: placebo;   Drug: sildenafil
7 Completed A Multicenter, Double-Blind Study to Evaluate the Effect of Pretreatment With a Daily Dose of Sildenafil on the As-Needed Efficacy of Viagra in Men With Erectile Dysfunction and Type 2 Diabetes
Conditions: Erectile Dysfunction;   Diabetes Mellitus, Type 2
Interventions: Drug: sildenafil;   Drug: placebo;   Drug: sildenafil
8 Recruiting Effects of Viagra on Heart Function in Patients With Heart Failure
Conditions: Heart Failure;   Left Ventricular Dysfunction
Interventions: Drug: sildenafil;   Drug: sildenafil
9 Recruiting To Assess The Efficacy and Safety Of Oral Sildenafil in the Treatment of Pulmonary Arterial Hypertension.
Condition: Pulmonary Arterial Hypertension
Interventions: Drug: Sildenafil citrate;   Drug: Sildenafil citrate;   Drug: Sildenafil citrate;   Drug: Sildenafil citrate
10 Not yet recruiting Evaluation of Sildenafil for the Treatment of Moderate Congestive Heart Failure
Condition: Heart Failure
Intervention: Drug: Sildenafil
11 Active, not recruiting Cardiovascular Effects of Chronic Sildenafil in Men With Type 2 Diabetes
Conditions: Diabetes Mellitus, Type 2;   Endothelial Dysfunction
Interventions: Drug: Sildenafil;   Drug: Placebo
12 Recruiting Does Sildenafil Increase Exercise Performance in Air Pollution?
Conditions: Pulmonary Hypertension;   Pulmonary Artery Pressure;   Exercise Performance;   Air Pollution
Interventions: Drug: sildenafil;   Other: placebo
13 Completed A Placebo-Controlled Single-Dose Trial of Sildenafil in Schizophrenia
Condition: Schizophrenia
Intervention: Drug: Sildenafil
14 Recruiting Sildenafil to Improve Exercise Capacity in People With Thalassemia and Pulmonary Hypertension
Conditions: Thalassemia;   Hypertension, Pulmonary
Intervention: Drug: Sildenafil
15 Recruiting Use of Sildenafil (Viagra) to Alter Fatigue, Functional Status and Impaired Cerebral Blood Flow in Patients With CFS
Condition: Chronic Fatigue Syndrome
Interventions: Drug: Sildenafil (Viagra);   Drug: Placebo
16 Recruiting Sildenafil (Viagra) Treatment of Subacute Ischemic Stroke
Condition: Ischemic Stroke
Interventions: Drug: Sildenafil (Viagra);   Other: Usual care
17 Completed A Randomized, Double-Blinded, Placebo-Controlled, Two-Way Crossover Study to Investigate the Safety and Toleration of Single Dose Sildenafil in Subjects Receiving Chronic UK-369,0031
Conditions: Prostatic Hyperplasia;   Urinary Bladder, Overactive;   Erectile Dysfunction
Interventions: Drug: UK369,003;   Drug: sildenafil;   Drug: sildenafil matching placebo
18 Active, not recruiting Long Term Extension Study Evaluating Safety of Sildenafil Citrate When Used to Treat Pulmonary Arterial Hypertension (PAH) in Children
Condition: Pulmonary Arterial Hypertension
Interventions: Drug: Sildenafil citrate;   Drug: Sildenafil citrate;   Drug: Sildenafil citrate
19 Completed A Randomized, Double-Blind, Placebo-Controlled Study of Sildenafil in Children With Pulmonary Arterial Hypertension.
Condition: Pulmonary Arterial Hypertension, Children
Interventions: Drug: Sildenafil citrate;   Drug: Sildenafil citrate;   Drug: Placebo;   Drug: Sildenafil citrate
20 Not yet recruiting Sildenafil for Chronic Obstructive Pulmonary Disease (COPD) Associated Pulmonary Hypertension
Conditions: COPD;   Pulmonary Hypertension
Interventions: Drug: sildenafil;   Drug: placebo

Previous Page Studies Shown (1-20) Next Page (21-40)
Save this search by bookmarking this page.
When you use your bookmark, the search will be performed again on the most recent collection of studies.
  RSS Feed for studies found by your search that were received in the last 14 days
  Download Options




U.S. National Library of Medicine,  Contact Help Desk
U.S. National Institutes of Health,  U.S. Department of Health & Human Services,
USA.gov,  Copyright,  Privacy,  Accessibility,  Freedom of Information Act

U.S. National Institutes of Health U.S. National Library of Medicine U.S. Department of Health & Human Services